A photographic processing system in which subject and other data is stored in a database and such data is automatically linked to photographs taken using either a film or digital camera. A method of controlling pests, a process for the preparation of the composition, its use and plant propagation material treated with it, and the use of the compound of the formula for the preparation of the composition, are described. A sealed optical semiconductor is formed by sealing a LED chip by applying the heat-curable silicone resin composition to the LED chip, heating the LED chip, and curing the heat-curable silicone resin composition.